1 files changed, 66 insertions, 0 deletions
diff --git a/t/prng_chacha20.t b/t/prng_chacha20.t
new file mode 100644
index 00000000..f2b81827
--- /dev/null
+++ b/t/prng_chacha20.t
@@ -0,0 +1,66 @@
+use strict;
+use warnings;
+use Test::More tests => 19;
+
+use Crypt::PRNG::ChaCha20 qw(random_bytes random_bytes_hex random_bytes_b64 random_bytes_b64u random_string random_string_from rand irand);
+
+my $r = Crypt::PRNG::ChaCha20->new();
+ok($r, 'new');
+
+{
+ my $sum = 0;
+ $sum += $r->double for (1..1000);
+ my $avg = $sum/1000;
+ ok($avg>0.4 && $avg<0.6, "rand $avg"); 
+}
+
+{
+ my $sum = 0;
+ $sum += $r->double(-180) for (1..1000);
+ my $avg = $sum/1000;
+ ok($avg>-100 && $avg<-80, "rand $avg"); 
+}
+
+{
+ my $sum = 0;
+ $sum += $r->int32 for (1..1000);
+ my $avg = $sum/1000;
+ ok($avg>2**30 && $avg<2**32, "rand $avg"); 
+}
+
+{
+ my $sum = 0;
+ $sum += rand(80) for (1..1000);
+ my $avg = $sum/1000;
+ ok($avg>30 && $avg<50, "rand $avg"); 
+}
+
+{
+ my $sum = 0;
+ $sum += rand(-180) for (1..1000);
+ my $avg = $sum/1000;
+ ok($avg>-100 && $avg<-80, "rand $avg"); 
+}
+
+{
+ my $sum = 0;
+ $sum += irand for (1..1000);
+ my $avg = $sum/1000;
+ ok($avg>2**30 && $avg<2**32, "rand $avg"); 
+}
+
+{
+  like($r->string(45), qr/^[A-Z-a-z0-9]+$/, 'string');
+  like($r->string_from("ABC,.-", 45), qr/^[ABC,\,\.\-]+$/, 'string');
+  is(length $r->bytes(55), 55, "bytes");
+  like($r->bytes_hex(55),  qr/^[0-9A-Fa-f]{110}$/,    "bytes_hex");
+  like($r->bytes_b64(60),  qr/^[A-Za-z0-9+\/=]{80}$/, "bytes_b64");
+  like($r->bytes_b64u(60), qr/^[A-Za-z0-9_-]{80}$/,   "bytes_b64u");
+  
+  like(random_string(45), qr/^[A-Z-a-z0-9]+$/, 'string');
+  like(random_string_from("ABC,.-", 45), qr/^[ABC,\,\.\-]+$/, 'string');
+  is(length random_bytes(55), 55, "bytes");
+  like(random_bytes_hex(55),  qr/^[0-9A-Fa-f]{110}$/,    "bytes_hex");
+  like(random_bytes_b64(60),  qr/^[A-Za-z0-9+\/=]{80}$/, "bytes_b64");
+  like(random_bytes_b64u(60), qr/^[A-Za-z0-9_-]{80}$/,   "bytes_b64u");
+}